How to replace rear axle seals on Jeep Liberty?

This is a DIY on changing axle and pinion seals on a jeep Liberty. 2007 Jeep Liberty with leaking rear axle seals as well as a leaking pinion seal. This video demonstrates the replacement of both rear axle seals and the rear pinion seal. This video is for demonstration purposes only. Loading…

What happens if a pinion seal fails on a differential?

As long as the pinion seal is in place and performing well, the differential will stay in good shape and operate as it is supposed to. A failed pinion seal can result in a minor leak where fluid seeps out, or a major leak that can ruin the differential bearings and gears.

What should I use to stop a rear differential leak?

Adam-. For a rear differential leak, we recommend using the BlueDevil Oil Stop Leak. BlueDevil Oil Stop Leak is more concentrated and is the universal application that will work for various leaks such as oil pan leaks, rear main leaks, valve cover gasket leaks, etc.

Where are the seals on a rear differential?

Some differentials put these seals just outside the bearings, while others have the seals all the way at the end of the axle tube. Due to different designs, your differential can leak from many different places making it difficult to determine the exact leak location. However, many people find that rear differential leaks are the most common.

Is the rear axle seal leaking in Colorado?

I don’t know how far Colorado is from where you are now, but with the axle seal leaking bad enough that you have it on the tires, it might be better to just take your other Jeep.

Do you have to replace rear axle seal?

Bearings must be replaced with the seal as there is no way to remove the old bearing without cutting it off, not to mention even if there was it would be less than smart to not replace it for no additional labor since your in there.

What happens when a pinion seal goes bad?

A failing pinion seal will leak which can ruin the differential. Average rating from 31 customers who received a Pinion Seal Replacement. The pinion seal, also called a pinion shaft, is designed to keep oil in and any water, dirt or debris out.

How do you remove a pinion seal on a car?

Once the puller is in place and mounted, by slowly tightening the drive shaft it will begin pulling the flange/yoke off the pinion shaft. In most cases, continue driving the center shaft until the the flange comes loose and off the pinion shaft. Step 1: Set up a drain pan. Place a drain pan underneath the pinion seal area. Step 2: Remove the seal.

What does a pinion seal do on a differential?

A pinion seal keeps oil in the differential and keeps water, dirt, and debris out. A failing pinion seal will leak which can ruin the differential. Average rating from 31 customers who received a Pinion Seal Replacement. The pinion seal, also called a pinion shaft, is designed to keep oil in and any water, dirt or debris out.

Can a broken tooth on a pinion gear ruin your differential?

Having teeth affected on a single pinion gear may not ruin your differential completely and if caught in time you might be able to slowly reach a mechanic shop without a platform. If there are more broken teeth on a ring or pinion also, then that’s another deal.

What happens when there are broken teeth on the axle?

If there are more broken teeth on a ring or pinion also, then that’s another deal. Broken teeth on the axle gear can result in complete loss of power when turning in any direction and eventually reaching a point where the gears don’t engage at all anymore, bringing the car to a complete standstill.

Why is my rear differential Howling under acceleration?

Howling under acceleration at various speeds, however, indicates that the gears are already worn out or are out of alignment or depth with each other. If rear differential noise occurs while accelerating the car only at a certain speed, it is likely because the gears have become worn due to overloading and lubrication failure.

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